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WorksheetsBeneath the Surface
Total questions: 30
Worksheet time: 15mins
Name
Class
Date
1.
The pH scale goes from ____ to ____.
a)
4 to 10
b)
0 to 14
c)
-5 to 25
d)
12 to 25
2.
Is lemon juice an acid, base, or neutral?
pH= 3
pH= 3
a)
Acid
b)
Base
c)
Neutral
3.
Is bleach an acid, base, or neutral?
pH=13
pH=13
a)
Acid
b)
Base
c)
Neutral
4.
Is pure water an acid, base, or neutral?
a)
Acid
b)
Base
c)
Neutral
5.
True or False: The strongest base would have a pH of 14
a)
True
b)
False
6.
True or False: The strongest acid would have a pH of 6
a)
True
b)
False
7.
True or False: Pure water is neutral which means it has a pH of 5
a)
True
b)
False
8.
Find one abiotic factor in the picture below:
a)
Frog
b)
Tree Branch
c)
Parrott
d)
Water Fall
9.
Find one biotic factor in the picture below:
a)
Grass
b)
Sun
c)
Oxygen
d)
Clouds
10.
Read the temperature on the thermometer below, in Celsius:
a)
40 degrees C
b)
75 degrees F
c)
26 degrees C
d)
4 K
11.
What is the average room temperature, in Celsius?
a)
22 degrees F
b)
73 degrees C
c)
73 degrees F
d)
22 degrees C
12.
When plants are added to a fresh body of water, the amount of dissolved oxygen...
a)
Increases
b)
Decreases
c)
Stays the same
13.
Elodea and duckweed are classified as __________
a)
Producers
b)
Primary Consumers
c)
Secondary Consumers
d)
Tertiary Consumers
14.
What is the freezing point of water in Celsius?
a)
0 degrees C
b)
20 degrees C
c)
100 degrees C
d)
1000 degrees C
15.
What is the boiling point of water in Celsius?
a)
0 degrees Celsius
b)
20 degrees Celsius
c)
100 degrees Celsius
d)
1000 degrees Celsius
16.
List one quantitative observation from the picture below:
a)
Yellow and blue chairs
b)
Square tables
c)
12 students in the room
d)
Glass windows
17.
List one qualitative observation from the picture below:
a)
Green soccer field
b)
3 red players
c)
2 white players
d)
1 soccer ball
18.
List one inference from the picture below:
a)
Wearing Black uniforms
b)
Playing String instruments
c)
Conductor leading orchestra
d)
Playing Beethoven's 5th Symphony
19.
The best range for conductivity to ensure best water quality for living things is ________
a)
Less than 500 uS
b)
More than 500 uS
c)
Less than 50 uS
d)
Less than 10 uS
20.
The best range for temperature to ensure the best water quality for living things is ____________.
a)
70 to 80 degrees F
b)
10 to 20 degrees C
c)
20 to 28 degrees C
d)
40 to 50 degrees F
21.
The best range for pH to ensure best water quality for living things is __________.
a)
3.5 to 10.5
b)
5.5 to 8.5
c)
2.5 to 7.5
d)
10.5 to 14.5
22.
The best range for dissolved oxygen to ensure best water quality for living things is __________.
a)
3 to 5 mg/L
b)
1 to 3 mg/L
c)
5 to 8 mg/L
d)
8 to 11 mg/L
23.
The best range for Nitrites to ensure best water quality for living things is ________
a)
More than 5 ppm
b)
Less than 5 ppm
c)
Less than 1 ppm
d)
More than 1 ppm
24.
Which is larger, a millimeter or a kilometer?
a)
Millometer
b)
Kilometer
25.
Which is larger, a decimeter or a centimeter?
a)
Decimeter
b)
Centimeter
26.
Which is larger, a hectometer or a dekameter?
a)
Hectometer
b)
Dekameter
27.
What is the base unit of measurement for length?
a)
Millimeter
b)
Centimeter
c)
Meter
d)
Kilometer
28.
What is the base unit of measurement for volume of a liquid?
a)
Meter
b)
Liter
c)
Gram
d)
Kiloliter
29.
What is the base unit of measurement for volume of a regular solid?
a)
Liter
b)
cm3
c)
Meter
d)
mm2
30.
What is the base unit of measurement for mass?
a)
Meter
b)
Milligram
c)
Gram
d)
Millimeter
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